34 	int i, ret;  in iioutils_break_up_name()  local
65 	ret = asprintf(generic_name, "%s_%s", prefix, working);  in iioutils_break_up_name()
68 	return (ret == -1) ? -ENOMEM : 0;  in iioutils_break_up_name()
91 	int ret;  in iioutils_get_type()  local
98 	ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir);  in iioutils_get_type()
99 	if (ret < 0)  in iioutils_get_type()
102 	ret = asprintf(&builtname, FORMAT_TYPE_FILE, name);  in iioutils_get_type()
103 	if (ret < 0) {  in iioutils_get_type()
104 		ret = -ENOMEM;  in iioutils_get_type()
107 	ret = asprintf(&builtname_generic, FORMAT_TYPE_FILE, generic_name);  in iioutils_get_type()
108 	if (ret < 0) {  in iioutils_get_type()
109 		ret = -ENOMEM;  in iioutils_get_type()
115 		ret = -errno;  in iioutils_get_type()
119 	ret = -ENOENT;  in iioutils_get_type()
123 			ret = asprintf(&filename,  in iioutils_get_type()
125 			if (ret < 0) {  in iioutils_get_type()
126 				ret = -ENOMEM;  in iioutils_get_type()
132 				ret = -errno;  in iioutils_get_type()
138 			ret = fscanf(sysfsfp,  in iioutils_get_type()
144 			if (ret < 0) {  in iioutils_get_type()
145 				ret = -errno;  in iioutils_get_type()
149 			} else if (ret != 5) {  in iioutils_get_type()
150 				ret = -EIO;  in iioutils_get_type()
165 				ret = -errno;  in iioutils_get_type()
203 	return ret;  in iioutils_get_type()
221 	int ret;  in iioutils_get_param_float()  local
227 	ret = asprintf(&builtname, "%s_%s", name, param_name);  in iioutils_get_param_float()
228 	if (ret < 0)  in iioutils_get_param_float()
231 	ret = asprintf(&builtname_generic,  in iioutils_get_param_float()
233 	if (ret < 0) {  in iioutils_get_param_float()
234 		ret = -ENOMEM;  in iioutils_get_param_float()
240 		ret = -errno;  in iioutils_get_param_float()
244 	ret = -ENOENT;  in iioutils_get_param_float()
248 			ret = asprintf(&filename,  in iioutils_get_param_float()
250 			if (ret < 0) {  in iioutils_get_param_float()
251 				ret = -ENOMEM;  in iioutils_get_param_float()
257 				ret = -errno;  in iioutils_get_param_float()
263 				ret = errno ? -errno : -ENODATA;  in iioutils_get_param_float()
280 	return ret;  in iioutils_get_param_float()
318 	int ret;  in build_channel_array()  local
324 	ret = asprintf(&scan_el_dir, FORMAT_SCAN_ELEMENTS_DIR, device_dir);  in build_channel_array()
325 	if (ret < 0)  in build_channel_array()
330 		ret = -errno;  in build_channel_array()
337 			ret = asprintf(&filename,  in build_channel_array()
339 			if (ret < 0) {  in build_channel_array()
340 				ret = -ENOMEM;  in build_channel_array()
346 				ret = -errno;  in build_channel_array()
352 			if (fscanf(sysfsfp, "%i", &ret) != 1) {  in build_channel_array()
353 				ret = errno ? -errno : -ENODATA;  in build_channel_array()
360 			if (ret == 1)  in build_channel_array()
364 				ret = -errno;  in build_channel_array()
374 		ret = -ENOMEM;  in build_channel_array()
385 			ret = asprintf(&filename,  in build_channel_array()
387 			if (ret < 0) {  in build_channel_array()
388 				ret = -ENOMEM;  in build_channel_array()
396 				ret = -errno;  in build_channel_array()
404 				ret = errno ? -errno : -ENODATA;  in build_channel_array()
411 				ret = -errno;  in build_channel_array()
430 				ret = -ENOMEM;  in build_channel_array()
436 			ret = iioutils_break_up_name(current->name,  in build_channel_array()
438 			if (ret) {  in build_channel_array()
445 			ret = asprintf(&filename,  in build_channel_array()
449 			if (ret < 0) {  in build_channel_array()
451 				ret = -ENOMEM;  in build_channel_array()
457 				ret = -errno;  in build_channel_array()
466 				ret = errno ? -errno : -ENODATA;  in build_channel_array()
475 				ret = -errno;  in build_channel_array()
482 			ret = iioutils_get_param_float(&current->scale,  in build_channel_array()
487 			if ((ret < 0) && (ret != -ENOENT))  in build_channel_array()
490 			ret = iioutils_get_param_float(&current->offset,  in build_channel_array()
495 			if ((ret < 0) && (ret != -ENOENT))  in build_channel_array()
498 			ret = iioutils_get_type(&current->is_signed,  in build_channel_array()
507 			if (ret < 0)  in build_channel_array()
513 		ret = -errno;  in build_channel_array()
539 	return ret;  in build_channel_array()
570 	int number, numstrlen, ret;  in find_type_by_name()  local
589 			ret = sscanf(ent->d_name + strlen(type), "%d", &number);  in find_type_by_name()
590 			if (ret < 0) {  in find_type_by_name()
591 				ret = -errno;  in find_type_by_name()
595 			} else if (ret != 1) {  in find_type_by_name()
596 				ret = -EIO;  in find_type_by_name()
609 					ret = -ENOMEM;  in find_type_by_name()
613 				ret = sprintf(filename, "%s%s%d/name", iio_dir,  in find_type_by_name()
615 				if (ret < 0) {  in find_type_by_name()
629 					ret = errno ? -errno : -ENODATA;  in find_type_by_name()
634 					ret = -errno;  in find_type_by_name()
656 	return ret;  in find_type_by_name()
662 	int ret = 0;  in _write_sysfs_int()  local
670 	ret = sprintf(temp, "%s/%s", basedir, filename);  in _write_sysfs_int()
671 	if (ret < 0)  in _write_sysfs_int()
676 		ret = -errno;  in _write_sysfs_int()
681 	ret = fprintf(sysfsfp, "%d", val);  in _write_sysfs_int()
682 	if (ret < 0) {  in _write_sysfs_int()
690 		ret = -errno;  in _write_sysfs_int()
697 			ret = -errno;  in _write_sysfs_int()
703 			ret = errno ? -errno : -ENODATA;  in _write_sysfs_int()
711 			ret = -errno;  in _write_sysfs_int()
719 			ret = -1;  in _write_sysfs_int()
725 	return ret;  in _write_sysfs_int()
759 	int ret = 0;  in _write_sysfs_string()  local
768 	ret = sprintf(temp, "%s/%s", basedir, filename);  in _write_sysfs_string()
769 	if (ret < 0)  in _write_sysfs_string()
774 		ret = -errno;  in _write_sysfs_string()
779 	ret = fprintf(sysfsfp, "%s", val);  in _write_sysfs_string()
780 	if (ret < 0) {  in _write_sysfs_string()
788 		ret = -errno;  in _write_sysfs_string()
795 			ret = -errno;  in _write_sysfs_string()
801 			ret = errno ? -errno : -ENODATA;  in _write_sysfs_string()
809 			ret = -errno;  in _write_sysfs_string()
818 			ret = -1;  in _write_sysfs_string()
825 	return ret;  in _write_sysfs_string()
866 	int ret;  in read_sysfs_posint()  local
875 	ret = sprintf(temp, "%s/%s", basedir, filename);  in read_sysfs_posint()
876 	if (ret < 0)  in read_sysfs_posint()
881 		ret = -errno;  in read_sysfs_posint()
886 	if (fscanf(sysfsfp, "%d\n", &ret) != 1) {  in read_sysfs_posint()
887 		ret = errno ? -errno : -ENODATA;  in read_sysfs_posint()
895 		ret = -errno;  in read_sysfs_posint()
900 	return ret;  in read_sysfs_posint()
913 	int ret = 0;  in read_sysfs_float()  local
922 	ret = sprintf(temp, "%s/%s", basedir, filename);  in read_sysfs_float()
923 	if (ret < 0)  in read_sysfs_float()
928 		ret = -errno;  in read_sysfs_float()
934 		ret = errno ? -errno : -ENODATA;  in read_sysfs_float()
942 		ret = -errno;  in read_sysfs_float()
947 	return ret;  in read_sysfs_float()
960 	int ret = 0;  in read_sysfs_string()  local
969 	ret = sprintf(temp, "%s/%s", basedir, filename);  in read_sysfs_string()
970 	if (ret < 0)  in read_sysfs_string()
975 		ret = -errno;  in read_sysfs_string()
981 		ret = errno ? -errno : -ENODATA;  in read_sysfs_string()
989 		ret = -errno;  in read_sysfs_string()
994 	return ret;  in read_sysfs_string()